{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Chemical"], "input": "Local stimulation of VMH EphA5 receptors by ephrinA5 - Fc or ephrinA5 overexpression increased , whereas knockdown of VMH ephrinA5 reduced counterregulatory responses during hypoglycemia ."}
{"Chemical": []}